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#071a2bcc;margin-top:17px;line-height:1.4;display:block;color:#fff!important}.toast{z-index:50;color:#fff;background:#222c3be0;border-radius:999px;padding:12px 22px;font-weight:700;animation:.25s both toastIn;position:fixed;bottom:5%;left:50%;transform:translate(-50%);box-shadow:0 8px 30px #00000040}@keyframes reveal{0%{opacity:0}to{opacity:1}}@keyframes toastIn{0%{opacity:0;transform:translate(-50%,10px)}to{opacity:1;transform:translate(-50%)}}@keyframes trainRoute{0%,to{transform:translate(0)}45%{transform:translate(45%,-75%)}70%{transform:translate(82%,-10%)}}@keyframes pulseControl{0%,to{box-shadow:inset 0 -6px #aa5b0633,0 9px 20px #6f4c0e40}50%{box-shadow:inset 0 -6px #aa5b0633,0 0 0 8px #ffbe3738,0 9px 20px #6f4c0e40}}@keyframes soundWave{0%,to{opacity:.72;transform:scale(.88)}50%{opacity:1;transform:scale(1.08)}}@keyframes postcardSpin{to{transform:rotate(360deg)}}@media (max-width:720px){.scene-image{object-position:center}.tutorial-card{width:min(90vw,520px);min-height:0;max-height:calc(100dvh - 32px);padding:50px 24px 24px;overflow-y:auto}.tutorial-card img{width:78%;height:110px;margin-top:-12px}.tutorial-card h2{margin-bottom:18px}.tutorial-card p{margin-bottom:22px;font-size:14px}.panel-card{width:90vw;max-height:calc(100dvh - 32px);padding:44px 24px 35px;overflow-y:auto}.header-hotspots{gap:5px;top:7px;right:1.5%}.settings{width:42px;height:42px;right:30%}.snapshot{width:42px;height:42px;right:23%}.share{width:76px;min-width:0;height:38px;padding:0;right:12%}.about{width:62px;min-width:0;height:38px;padding:0;right:2%}.header-word{-webkit-text-stroke:4px #2d3035;font-size:14px}.tool-hotspots{gap:4px;width:69vw;height:54px;bottom:2.5%}.tool-hotspot{border-radius:12px;padding:6px}.play,.follow-play,.station{width:52px;height:52px;right:2.4%}.follow-camera-badge{border-width:2px;width:20px;height:15px}.follow-camera-badge:after{border-width:1.5px;width:5px;height:5px;top:3px;left:5px}.mode-toggle{border-radius:17px;gap:5px;width:106px;height:52px;padding:6px 7px;bottom:2.4%;right:2%}.mode-icon{width:24px;height:24px}.sun-icon:before{border-width:2px;width:14px;height:14px;top:5px;left:5px}.moon-icon{border-width:2px;width:24px;height:24px}.moon-icon:after{width:22px;height:22px;top:-4px;left:8px}.mode-switch{border-width:1.5px;width:31px;height:19px}.mode-switch:after{width:13px;height:13px;top:1.5px;left:1px}.mode-toggle.night-active .mode-switch:after{left:14px}.audio-toggle{width:50px;height:50px;bottom:12%;right:2%}.speed-toggle{width:50px;height:50px;bottom:21%;right:2%}.speedometer-icon{margin-bottom:-2px;transform:scale(.76)}.speed-toggle b{font-size:10px}.speaker-icon{transform:scale(.78)}.compass{width:54px;height:54px;left:2.5%}}@media (max-width:720px) and (orientation:portrait){.landing-brand{width:88vw;min-height:18%;top:10%}.landing-logo-cloud{width:108%;height:138%}.landing-brand b{font-size:clamp(39px,13vw,60px)}.landing-brand span{font-size:clamp(17px,5.2vw,25px)}.start-hotspot{border-radius:18px;width:min(78vw,310px);height:58px;font-size:18px;top:57%;left:50%;transform:translate(-50%)}.start-hotspot:active{transform:translate(-50%,3px)}.landing-copy{width:min(82vw,330px);min-height:68px;padding:13px 20px;font-size:16px;top:68%}.header-hotspots{left:8px;right:8px;top:calc(env(safe-area-inset-top) + 7px);justify-content:flex-end;gap:6px;height:44px;padding-left:48px}.header-hotspots .settings,.header-hotspots .snapshot{width:42px;height:42px}.header-hotspots .share{width:78px;min-width:0;height:40px;padding:0}.header-hotspots .about{width:66px;min-width:0;height:40px;padding:0}.header-word{-webkit-text-stroke:4px #2d3035;font-size:14px}.mouse-help{left:10px;right:10px;top:calc(env(safe-area-inset-top) + 57px);text-align:center;text-overflow:clip;max-width:none;padding:7px 12px;font-size:11px}.desktop-help{display:none}.mobile-help{display:inline}.circuit-status{left:10px;right:10px;top:calc(env(safe-area-inset-top) + 94px);white-space:normal;max-width:none;padding:8px 12px;font-size:11px;transform:none}.mini-brand{max-width:74vw;top:31%}.mini-brand b{font-size:clamp(18px,6vw,25px)}.mini-brand span{margin-top:6px;font-size:clamp(13px,4.2vw,19px)}.compass{left:10px;top:calc(env(safe-area-inset-top) + 142px);width:50px;height:50px;padding:6px}.play,.follow-play,.station{width:52px;height:52px;padding:7px;top:auto;right:10px}.play{bottom:calc(env(safe-area-inset-bottom) + 252px)}.follow-play{bottom:calc(env(safe-area-inset-bottom) + 192px)}.station{bottom:calc(env(safe-area-inset-bottom) + 132px)}.follow-camera-badge{border-width:2px;width:20px;height:15px}.tool-hotspots{left:8px;right:8px;bottom:calc(env(safe-area-inset-bottom) + 8px);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#ecf6fab8;border-radius:18px;grid-template-columns:repeat(7,minmax(0,1fr));gap:5px;width:auto;height:58px;padding:3px;box-shadow:0 8px 24px #1e507e33}.tool-hotspot{border-radius:13px;min-width:0;min-height:48px;padding:5px}.mode-toggle{right:10px;bottom:calc(env(safe-area-inset-bottom) + 70px);border-radius:17px;gap:5px;width:104px;height:50px;padding:6px 7px}.audio-toggle{right:122px;bottom:calc(env(safe-area-inset-bottom) + 70px);width:50px;height:50px}.speed-toggle{right:180px;bottom:calc(env(safe-area-inset-bottom) + 70px);width:50px;height:50px}.toast{bottom:calc(env(safe-area-inset-bottom) + 134px);text-align:center;white-space:normal;max-width:calc(100vw - 24px);padding:10px 16px;font-size:13px}.overlay{padding:max(16px,env(safe-area-inset-top)) 12px max(16px,env(safe-area-inset-bottom))}.tutorial-card,.panel-card{width:100%;max-width:520px;max-height:calc(100dvh - 32px - env(safe-area-inset-top) - env(safe-area-inset-bottom));border-radius:20px}.panel-card h2{font-size:27px;line-height:1.08}.panel-card p{font-size:15px}.share-link{flex-direction:column}.share-link span{text-align:center;width:100%;padding:12px}.share-link button{min-height:44px}.close{width:44px;height:44px}.postcard-card{border-radius:0;width:100%;padding:34px 15px 18px}.postcard-card h2{padding:0 30px;font-size:24px}.postcard-preview{min-height:240px;padding:0}.postcard-preview.loading{padding:14px}.postcard-preview img{max-height:48vh}.postcard-actions{flex-direction:column;gap:9px;margin-top:18px}.postcard-actions button{width:100%;min-height:48px}.postcard-hint{margin:13px 6px 0;font-size:12px}}@media (max-width:370px) and (orientation:portrait){.header-hotspots{gap:3px;padding-left:0}.header-hotspots .settings,.header-hotspots .snapshot{width:38px;height:38px}.header-hotspots .share{width:70px}.header-hotspots .about{width:59px}.header-word{-webkit-text-stroke:3px #2d3035;font-size:12px}.tool-hotspots{gap:3px}.tool-hotspot{min-height:46px;padding:4px}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}